Clinozoisite and Elbaite Physical Properties

Clinozoisite

Elbaite

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1 Physical Properties

1.1 Tenacity

Brittle

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3.21-3.382.90-3.10

1 7.18

1.5 Fracture

Irregular/uneven, Uneven

Uneven, Conchoidal, Brittle, Uneven, ConchoidalAnthony et al, Handbook of mineralogy (2001), Conchoidal, Brittle

1.6 Cleavage

Perfect on {001}

Poor/indistinct on {1120} and {1011}

1.7 Mohs Hardness

6-77

2 10

1.8 Chemical Composition

Ca 2Al 3(SiO 4) 3(OH)Walter Schumann , Gemstones of the world (2001) More from other references

Na(Li 1.5Al 1.5)Al 6(Si 6O 18)(BO 3) 3(OH) 3(OH)Gemdat.org , Management Team (2012) More from other references

Clinozoisite and Elbaite Chemical Formula

While comparing Clinozoisite and Elbaite physical properties, the important data you should know is its chemical composition. Since chemical formula defines the molecular structure of the crystal, most of the physical properties like color, tenacity, solubility are governed by Clinozoisite and Elbaite chemical formula.

Chemical formula of Clinozoisite- Ca 2Al 3(SiO 4) 3(OH)Walter Schumann , Gemstones of the world (2001) More from other references
Chemical formula of Elbaite- Na(Li 1.5Al 1.5)Al 6(Si 6O 18)(BO 3) 3(OH) 3(OH)Gemdat.org , Management Team (2012) More from other references

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Clinozoisite and Elbaite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Clinozoisite and Elbaite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Clinozoisite and Elbaite Optical Properties during the identification of gemstone. Specific gravity of Clinozoisite is 2.90-3.10 whereas that of Elbaite is 2.90-3.10.